$ git clone -n https://src.fedoraproject.org/rpms/python-wsaccel.git /var/lib/mock/f40-build-2204577-51964/root/chroot_tmpdir/scmroot/python-wsaccel
Cloning into '/var/lib/mock/f40-build-2204577-51964/root/chroot_tmpdir/scmroot/python-wsaccel'...
$ git fetch origin 349180eda11e95ac1599318fc541e4f8145e1336:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-wsaccel
 * [new ref]         349180eda11e95ac1599318fc541e4f8145e1336 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 349180e Add missing sources